<template>
  <div class="upload-container">
    <el-button
      :style="{ background: color, borderColor: color }"
      icon="el-icon-upload"
      size="mini"
      type="primary"
      @click="dialogVisible = true"
      >上传图片</el-button
    >
    <el-dialog title="上传图片" :visible.sync="dialogVisible" append-to-body>
      <upload-image v-model="imgList" :limit="6" :maxSize="500"></upload-image>
      <!-- <el-upload
				:multiple="true"
				:file-list="fileList"
				:show-file-list="true"
				:on-remove="handleRemove"
				:on-success="handleSuccess"
				:before-upload="beforeUpload"
				class="editor-slide-upload"
				:action="action"
				list-type="picture-card"
			>
				<el-button size="small" type="primary">上传图片</el-button>
			</el-upload>-->
      <div slot="footer" class="text-right">
        <el-button @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="handleSubmit">确认</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
// import { getToken } from 'api/qiniu'

export default {
  name: "EditorSlideUpload",
  props: {
    color: {
      type: String,
      default: ""
    }
  },
  computed: {
    action() {
      return (
        process.env.VUE_APP_API_PREFIX_URL +
        process.env.VUE_APP_UPLOAD_URL +
        this.url
      );
    }
  },
  data() {
    return {
      dialogVisible: false,
      listObj: {},
      fileList: [],
      imgList: ""
    };
  },
  methods: {
    checkAllSuccess() {
      return Object.keys(this.listObj).every(
        item => this.listObj[item].hasSuccess
      );
    },
    handleSubmit() {
      const { imgList } = this;
      if (imgList) {
        const arr = imgList.split(";");
        this.$emit("successCBK", arr);
      }
      this.imgList = "";
      // const arr = Object.keys(this.listObj).map(v => this.listObj[v]);
      // if (!this.checkAllSuccess()) {
      // 	this.$message("请等待所有图片上传完毕，如果出现网络错误，请重新上传！");
      // 	return;
      // }
      // this.$emit("successCBK", arr);
      // this.listObj = {};
      // this.fileList = [];
      this.dialogVisible = false;
    },
    handleSuccess(response, file) {
      const { uid } = file;
      const objKeyArr = Object.keys(this.listObj);
      for (let i = 0, len = objKeyArr.length; i < len; i++) {
        if (this.listObj[objKeyArr[i]].uid === uid) {
          this.listObj[objKeyArr[i]].url = response.files.file;
          this.listObj[objKeyArr[i]].hasSuccess = true;
          return;
        }
      }
    },
    handleRemove(file) {
      const { uid } = file;
      const objKeyArr = Object.keys(this.listObj);
      for (let i = 0, len = objKeyArr.length; i < len; i++) {
        if (this.listObj[objKeyArr[i]].uid === uid) {
          delete this.listObj[objKeyArr[i]];
          return;
        }
      }
    },
    beforeUpload(file) {
      // eslint-disable-next-line no-underscore-dangle
      const _self = this;
      // eslint-disable-next-line no-underscore-dangle
      const _URL = window.URL || window.webkitURL;
      const fileName = file.uid;
      this.listObj[fileName] = {};
      return new Promise(resolve => {
        const img = new Image();
        img.src = _URL.createObjectURL(file);
        img.onload = function() {
          _self.listObj[fileName] = {
            hasSuccess: false,
            uid: file.uid,
            width: this.width,
            height: this.height
          };
        };
        resolve(true);
      });
    }
  }
};
</script>

<style lang="scss" scoped>
// .editor-slide-upload {
// 	margin-bottom: 20px;
// 	/deep/ .el-upload--picture-card {
// 		width: 100%;
// 	}
// }
</style>
